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A pedigree is shown below for a disease that is autosomal dominant. The genetic make up of the first generation is.

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Important Questions on Principles of Inheritance and Variation

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Alpha Question Bank for Medical: Biology>Chapter 27 - Principles of Inheritance and Variation>Exercise-2>Q 95
If the blood group of father is ‘A’ and that of mother is ‘B’. The blood group of their child could be
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Alpha Question Bank for Medical: Biology>Chapter 27 - Principles of Inheritance and Variation>Exercise-2>Q 96
Gregor Mendel showed that unit factors exist in pairs and exhibit a dominant-recessive relationship. These unit factors, in modern terminology, are called:
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Alpha Question Bank for Medical: Biology>Chapter 27 - Principles of Inheritance and Variation>Exercise-2>Q 97
The probability of having a girl child with blood group O when the parents have blood group A and B is:
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Alpha Question Bank for Medical: Biology>Chapter 27 - Principles of Inheritance and Variation>Exercise-2>Q 98
Male offsprings of which of the following couples have the highest chance of haemophilia?
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Alpha Question Bank for Medical: Biology>Chapter 27 - Principles of Inheritance and Variation>Exercise-2>Q 99
A women heterozygous for colour blindness marries a colour blind man. What be the ratios of carrier daughters, colour blind daughters, normal sons and colour bilind sons in F1 generation?
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Alpha Question Bank for Medical: Biology>Chapter 27 - Principles of Inheritance and Variation>Exercise-2>Q 100
Test cross is
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Alpha Question Bank for Medical: Biology>Chapter 27 - Principles of Inheritance and Variation>Exercise-2>Q 101
The weight of fruit in a plant is controlled by the number of dominant alleles of a certain number of genes. If seven weight categories are noticed, how many gene sites would be involved?
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Alpha Question Bank for Medical: Biology>Chapter 27 - Principles of Inheritance and Variation>Exercise-2>Q 102
DNA mutations that do not cause my functional change in the protein product are known as